CHENGSHUO | PRODUCT DRAWING REVIEW Reference: Internal-thread lock nut Study: https://chengshuoprecision.com/work/products/lock-nut-thread-and-tool-access/ Our component and assembly: [Describe the function and mating interfaces] Please review: 1. Nut drawing and full mating-thread specification. 2. Installation-tool geometry and surrounding assembly envelope. 3. Required material grade, finish and retention-related specifications. 4. Sample and order quantities with agreed inspection scope. Critical acceptance requirements: 1. Check the specified thread and required engagement condition. 2. Verify the recess geometry and defined tool-access clearances. 3. Inspect the seating face and any specified assembly-test records. Drawing / revision: [ ] Material / finish: [ ] Sample / production quantities: [ ] Delivery destination / target timing: [ ] Contact: Alen@dgchengshuo.com